mirror of https://github.com/proxmox/mirror_qemu
35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* virtio ACPI Support
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*
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*/
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#include "qemu/osdep.h"
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#include "hw/virtio/virtio-acpi.h"
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#include "hw/acpi/aml-build.h"
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void virtio_acpi_dsdt_add(Aml *scope, const hwaddr base, const hwaddr size,
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uint32_t mmio_irq, long int start_index, int num)
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{
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hwaddr virtio_base = base;
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uint32_t irq = mmio_irq;
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long int i;
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for (i = start_index; i < start_index + num; i++) {
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Aml *dev = aml_device("VR%02u", (unsigned)i);
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aml_append(dev, aml_name_decl("_HID", aml_string("LNRO0005")));
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aml_append(dev, aml_name_decl("_UID", aml_int(i)));
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aml_append(dev, aml_name_decl("_CCA", aml_int(1)));
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Aml *crs = aml_resource_template();
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aml_append(crs, aml_memory32_fixed(virtio_base, size, AML_READ_WRITE));
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aml_append(crs,
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aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH,
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AML_EXCLUSIVE, &irq, 1));
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aml_append(dev, aml_name_decl("_CRS", crs));
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aml_append(scope, dev);
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virtio_base += size;
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irq++;
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}
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}
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